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Finding the Fourth Proportional to 559,073.84, 771,500.85 and 341,646.08

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Solution

The fourth proportional to 559,073.84, 771,500.85 and 341,646.08 is: 471,458.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,073.84 : 771,500.85 = 341,646.08 : x
  2. Step 2: Convert to fraction form
    559,073.84/771,500.85 = 341,646.08/x
  3. Step 3: Cross multiply
    559,073.84x = 771,500.85 × 341,646.08
  4. Step 4: Simplify right side
    559,073.84x = 263,580,243,047.92
  5. Step 5: Solve for x
    x = 263,580,243,047.92/559,073.84
  6. Step 6: Final answer
    x = 471,458.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.